Danicopan Completed Phase 2 Trials for C3 Glomerulonephritis / Complement 3 Glomerulopathy (C3G) / Membranoproliferative Glomerulonephritis Types I, II, and III / Membranoproliferative Glomerulonephritis, Type II / Immune Complex Mediated Membranoproliferative Glomerulonephritis Basic Science